org.w3c.dom.xpath
Interface XPathNSResolver
public interface XPathNSResolver
The
XPathNSResolver interface permit
prefix
strings in the expression to be properly bound to
namespaceURI strings.
XPathEvaluator can
construct an implementation of
XPathNSResolver from a node,
or the interface may be implemented by any application.
See also the
Document Object Model (DOM) Level 3 XPath Specification.
String | lookupNamespaceURI(String prefix)- Look up the namespace URI associated to the given namespace prefix.
|
lookupNamespaceURI
public String lookupNamespaceURI(String prefix)
Look up the namespace URI associated to the given namespace prefix. The
XPath evaluator must never call this with a null or
empty argument, because the result of doing this is undefined.
prefix - The prefix to look for.
- Returns the associated namespace URI or
null if
none is found.